soft_i2c: move to drivers/i2c

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

common/Makefile

@@ -137,7 +137,6 @@ COBJS-$(CONFIG_BITBANGMII) += miiphybb.o
 COBJS-y += miiphyutil.o
 COBJS-y += s_record.o
 COBJS-y += serial.o
-COBJS-$(CONFIG_SOFT_I2C) += soft_i2c.o
 COBJS-$(CONFIG_SOFT_SPI) += soft_spi.o
 ifdef CONFIG_CMD_USB
 COBJS-y += usb.o

drivers/i2c/Makefile

@@ -29,6 +29,7 @@ COBJS-$(CONFIG_FSL_I2C) += fsl_i2c.o
 COBJS-$(CONFIG_I2C_MXC) += mxc_i2c.o
 COBJS-$(CONFIG_DRIVER_OMAP1510_I2C) += omap1510_i2c.o
 COBJS-$(CONFIG_DRIVER_OMAP24XX_I2C) += omap24xx_i2c.o
+COBJS-$(CONFIG_SOFT_I2C) += soft_i2c.o
 COBJS-$(CONFIG_TSI108_I2C) += tsi108_i2c.o
 
 COBJS	:= $(COBJS-y)